In this interview with Simone Borghesi and Andris Piebalgs, we explore the key outcomes of COP30—the United Nations climate conference held in Belém, Brazil—focusing in particular on the insights and contributions provided by the Florence School of Regulation (FSR). For all FSR content related to COP30, visit: https://fsr.eui.eu/the-fsr-at-cop30-live-updates/